Phosphuranylite

A variety of Minerals

Phosphuranylite specimen - rock identification

What is Phosphuranylite?

Phosphuranylite is a uranyl phosphate mineral with formula KCa(H3O)3(UO2)7(PO4)4O4·8(H2O). It was first described in 1879 by Frederick Augustus Genth, from an occurrence in the Flat Rock pegmatite in Mitchell County, North Carolina, US.

Phosphuranylite Market Value Calculator

Estimate the market value of Phosphuranylite using size, quality, and finish. This preview calculator is for quick context and is not a formal appraisal.

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Phosphuranylite Localities Map

See where Phosphuranylite is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.

Map preview
North ZoneCentral RidgeSouth Basin

Interactive map layers and collecting notes are available in the app.

Quick Facts

Physical Properties

Color
Bright yellow; deep golden-yellow, honey-yellow
Hardness (Mohs)
2.5
Streak
Pale yellow

Chemical Properties

Chemical Formula
[H3O]+3KCa(UO2)7(PO4)4O4 · 8H2O
Elements
Ca, H, K, O, P, U
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